[PATCH 3/3] configure.ac: add AC_LANG_SOURCE to AC_COMPILE_IFELSE

This is required since autoconf 2.66 for safetly reason --- configure.ac | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac index b5b9481..5e553e4 100644 --- a/configure.ac +++ b/configure.ac @@ -24,7 +24,7 @@ AC_CHECK_HEADERS(execinfo.h sys/select.h) saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fvisibility=hidden " AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden]) -AC_COMPILE_IFELSE([char foo;], +AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])], [ AC_MSG_RESULT([yes]) SYMBOL_VISIBILITY="-fvisibility=hidden"], AC_MSG_RESULT([no]))